1355364050320 has 160 divisors (see below), whose sum is σ = 3623316592896. Its totient is φ = 461872588800.

The previous prime is 1355364050311. The next prime is 1355364050329. The reversal of 1355364050320 is 230504635531.

It is an interprime number because it is at equal distance from previous prime (1355364050311) and next prime (1355364050329).

It is a self number, because there is not a number n which added to its sum of digits gives 1355364050320.

It is not an unprimeable number, because it can be changed into a prime (1355364050329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120353490 + ... + 120364750.

Almost surely, 2^{1355364050320} is an apocalyptic number.

1355364050320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1355364050320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1811658296448).

1355364050320 is an abundant number, since it is smaller than the sum of its proper divisors (2267952542576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1355364050320 is a wasteful number, since it uses less digits than its factorization.

1355364050320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12569 (or 12563 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 1355364050320 its reverse (230504635531), we get a palindrome (1585868685851).

The spelling of 1355364050320 in words is "one trillion, three hundred fifty-five billion, three hundred sixty-four million, fifty thousand, three hundred twenty".